ELECTRONIC TRUSTMARK
Mark Identification

ELECTRONIC TRUSTMARK

Serial Number

78870879

Filing Date

Apr 27, 2006

Trademark by

AUTHENTIDATE HOLDING CORP.

Classification Information

Data processing services, namely, coding of documents and data files and comparing documents and data files, and consultation services related thereto

Advertising and Business

Electronic storage and retrieval of documents and data files, and consultation services related thereto

Transportation and storage

Conversion of documents into electronic, magnetic, optical or other formats, and consultation services related thereto

Treatment of Materials

Consulting services, namely software development and maintenance of interfaces to systems for authentication, time stamping and verification of documents and data files

Computer and Scientific

Document and data management and processing services, namely, authentication, time stamping and verification of documents and data files, and consultation services related thereto

Personal